The Many Faces of an Undying Programming Language
An article that goes over the various types of Lisp; nice high-level view.
Online course where you can teach yourself how to use a sliderule.
One day.... One day...
A Twitter thread about issues with Emacs on macOS and how to work around or plain solve them.
Honestly, as someone who's 100% Emacs/macOS, I'd not really noticed any of these -- but I always run Emacs as a fullscreen application in its own desktop space.